Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Statement of Comprehensive Income [Abstract]
Net Income	$ 354	$ 132	$ 598	$ 455
Other Comprehensive Income (Loss):
Foreign currency translation, net of tax of $0 and ($8) in 2018 ($25 and $44 in 2017)	(86)	35	(235)	169
Defined benefit plans:
Amortization of prior service cost and unrecognized gains and losses included in total benefit cost, net of tax of $8 and $24 in 2018 ($10 and $31 in 2017)	26	18	79	57
(Increase)/Decrease in net actuarial losses, net of tax of ($4) and $2 in 2018 (($16) and ($15) in 2017)	(20)	(26)	(1)	(23)
Immediate recognition of prior service cost and unrecognized gains and losses due to curtailments, settlements, and divestitures, net of tax of $2 and $4 in 2018 ($9 and $9 in 2017)	9	15	13	15
Deferred derivative gains (losses), net of tax of $1 and $3 in 2018 (($2) and ($9) in 2017)	0	(5)	6	(19)
Reclassification adjustment for amounts recognized in income, net of tax of $0 and $2 in 2018 ($0 and ($1) in 2017)	1	1	6	(2)
Other Comprehensive Income (Loss)	(70)	38	(132)	197
Comprehensive Income (Loss)	284	170	466	652
Less: Comprehensive Income (Loss) Attributable to Minority Shareholders	(6)	4	(10)	27
Goodyear Comprehensive Income	$ 290	$ 166	$ 476	$ 625